and modify in between <div class="headerpane"> </div> tags. Have a look at this sample code;

{{!--
/*
* Your installation or use of this SugarCRM file is subject to the applicable
* terms available at
* http://support.sugarcrm.com/06_Customer_Center/10_Master_Subscription_Agreements/.
* If you do not agree to all of the applicable terms or do not have the
* authority to bind the entity as an authorized representative, then do not
* install or use this SugarCRM file.
*
* Copyright (C) SugarCRM Inc. All rights reserved.
*/
--}}
<div>
{{#if model.isNotEmpty}}
{{#if enableHeaderPane}}
<div class="headerpane">
<h1>
HERE ARE YOUR CHANGES
</h1>
</div>
{{/if}}
{{#if meta.useTabsAndPanels}}
{{! if the first panel uses panels, then the rest use panels, so don't use tabview }}
<div class="record tab-layout">
{{#if meta.firstPanelIsTab}}
.
.
.
.

and modify in between <div class="headerpane"> </div> tags. Have a look at this sample code;

{{!--
/*
* Your installation or use of this SugarCRM file is subject to the applicable
* terms available at
* http://support.sugarcrm.com/06_Customer_Center/10_Master_Subscription_Agreements/.
* If you do not agree to all of the applicable terms or do not have the
* authority to bind the entity as an authorized representative, then do not
* install or use this SugarCRM file.
*
* Copyright (C) SugarCRM Inc. All rights reserved.
*/
--}}
<div>
{{#if model.isNotEmpty}}
{{#if enableHeaderPane}}
<div class="headerpane">
<h1>
HERE ARE YOUR CHANGES
</h1>
</div>
{{/if}}
{{#if meta.useTabsAndPanels}}
{{! if the first panel uses panels, then the rest use panels, so don't use tabview }}
<div class="record tab-layout">
{{#if meta.firstPanelIsTab}}
.
.
.
.